Patents Examined by Vivian Chen
  • Patent number: 11110688
    Abstract: Embodiments herein relate to a polymer film comprising an anti-blushing composition in a blend comprising polyethylene terephthalate (PET) and polybutylene terephthalate (PBT); wherein the blend has an intrinsic viscosity above 0.75 and contains at least 50 wt. % of PBT; wherein the anti-blushing composition comprises a phosphorus containing compound but excludes certain phosphorus compounds; and wherein the anti-blushing composition is configured to prevent blushing in the polymer film laminated directly to a metal sheet and exposed to steam at a temperature of 260° F. for 90 minutes.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: September 7, 2021
    Assignee: TORAY PLASTICS (AMERICA), INC.
    Inventors: Jan Moritz, Robert Ervolino
  • Patent number: 11111408
    Abstract: The present invention provides a polyester resin having a self-emulsifying function which is able to form an aqueous emulsion without using any emulsifier and organic solvent. The present invention also provides a water dispersion, an aqueous adhesive, an aqueous ink, a laminate and a packaging material containing the above polyester resin, as well as a method for preparing the water dispersion.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: September 7, 2021
    Assignee: TOYOBO CO., LTD.
    Inventors: Naoko Watanabe, Yu Yamamoto, Hideki Tanaka
  • Patent number: 11097461
    Abstract: A battery packaging material including a laminate that is provided with a barrier layer, a heat-fusible resin layer positioned on one surface side of the barrier layer, and a polyester film positioned on other surface side of barrier layer. This battery packaging material is configured from at least a laminate provided with a barrier layer, heat-fusible resin layer positioned on one surface side of barrier layer, and a polyester film positioned on other surface side of barrier layer. When infrared absorption spectrum on the polyester film's surface in 18 directions at intervals of 10° from 0°-180° is obtained using total reflection method of Fourier transform infrared spectroscopy, the ratio of the maximum value and the minimum value of the ratio (Y1340/Y1410) of the absorption peak intensity Y1340 in 1340 cm?1 and the absorption peak intensity Y1410 in 1410 cm?1 in the infrared absorption spectrum is in the range of 1.4-2.7.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: August 24, 2021
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventors: Daisuke Yasuda, Rikiya Yamashita, Takanori Yamashita
  • Patent number: 11091581
    Abstract: Polyester films with abrasion resistant coatings and methods for making the same are provided. The coated polyester films include a polyester film substrate having a coating on at least one side thereof, wherein the coating is derived from a coating composition that includes (i) a melamine crosslinker component and (ii) a polyurethane component derivable from at least one diisocyanate and at least one polymeric polyol.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: August 17, 2021
    Assignee: DuPont Teijin Films U.S. Limited Partnership
    Inventors: Robert Eveson, Robert Hutchings
  • Patent number: 11091597
    Abstract: The present disclosure is directed to films. The films can include polyamic acid (PAA). Methods of making and using the film for food product coverings is also included.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: August 17, 2021
    Assignee: The Research Foundation for The State University of New York
    Inventors: Omowunmi A. Sadik, Idris Yazgan
  • Patent number: 11078372
    Abstract: A coating liquid includes: ultrafine zinc oxide particles; a polyester resin; an ammonium polycarboxylate salt; and water, in which an amount of the ammonium polycarboxylate salt is from 1 to 35 mass % with respect to that of the ultrafine zinc oxide particles.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: August 3, 2021
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Miyu Matsui, Iori Takeuchi, Masayuki Kashimura
  • Patent number: 11072149
    Abstract: A biaxially drawn colored polyester film includes at least two layers: a surface layer (layer A) mainly composed of polyester having a melting point TmA of 230 to 260° C. and modified polyolefin wax, layer A having a polymer component with intrinsic viscosity of 0.46 or more, the modified polyolefin wax with an amount of 0.2 wt % or more based on the weight of the composition, coloring pigment with an amount of 10 wt % or less, and a water contact angle of less than 70° on an outer surface; and a substrate layer (layer B) mainly composed of polyester having a melting point TmB of 230 to 260° C. and coloring pigment, layer B having a polymer component with intrinsic viscosity of 0.46 or more and the coloring pigment with an amount of more than 10 wt % and 50 wt % or less; wherein |TmB?TmA| is 4° C. or less.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: July 27, 2021
    Assignee: TOYOBO CO., LTD.
    Inventors: Naoki Iyo, Shinji Yano
  • Patent number: 11046865
    Abstract: The invention relates to a branched carboxylic acid functional polyester resin P as described herein. The invention further relates to a thermosetting powder coating composition (PCC A) comprising a binder K, said binder K comprising the P and a crosslinker X. The invention further relates to a cured PCC A. The invention further relates to a process for making said PCC A and processes for coating an article with said PCC A. The invention further relates to an article having coated thereon said PCC A as well as to an article having coated and cured thereon said PCC A. The invention further relates to a thermosetting powder coating composition B (PCC B) comprising a physical mixture of the thermosetting powder coating composition A (PCC A) with a separate, distinct thermosetting powder coating composition A1 (PCC A1). The invention further relates to a process for making said thermosetting powder coating composition B and processes for coating an article with said PCC B.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: June 29, 2021
    Assignee: DSM IP ASSETS B.V.
    Inventors: Matthias Johannes Cornelis Bos, Paulus Franciscus Anna Buijsen, Johannes Albertus Hettinga
  • Patent number: 11028291
    Abstract: A coextruded biaxially oriented composite film comprising a polyester substrate layer and disposed on one or both surfaces thereof a strippable sacrificial layer, wherein said strippable sacrificial layer comprises an ethylene-methacrylic acid (EMAA) copolymer.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: June 8, 2021
    Assignee: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Robert Eveson, Karl Rakos, Damian Peter Tuffin, Dominic Hoy
  • Patent number: 11027523
    Abstract: Embodiments herein relates to a Bisphenol A-free multi-layer biaxially oriented polyester (BOPET) film, for lamination on metal sheets, which could be used for food containers. The BOPET film has at least one outer release layer, which aids in the release of food, such as a high protein food source, when food is cooked and sterilized in direct contact with the outer release layer. The BOPET film can be laminated to metals used in the manufacture of food containers with the outer release layer being exposed to allow a direct food contact between the surface of the outer release layer and food. More particularly, the invention relates to a novel outer release layer resin composition comprising an ultra high molecular weight siloxane polymer and a polyethylene trephthalate resin; and an alkali-metal phosphate and a phosphoric acid compound added, during polymerization of the outer release layer resin composition, as a catalyst/additive package to the ingredients forming the outer release layer resin composition.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: June 8, 2021
    Assignee: TORAY PLASTICS (AMERICA), INC.
    Inventors: Jan Moritz, Pat Andrews, Keunsuk P. Chang, Christopher Nothnagle, Stefanos Sakellarides
  • Patent number: 11028299
    Abstract: A coated polymer film, such as a coated polyester film, is disclosed. In one embodiment, the coated film may be used as a substrate for digital printing. In one embodiment, the coating contains an anionic anti-static agent comprising a sulphonated copolyester resin. In an alternative embodiment, the coating contains an anti-static agent comprising an organometallic, such as an organo zirconate, in combination with metal oxide particles. The metal oxide particles may comprise nanoparticles. In one embodiment, the coating can further contain a print enhancing agent and an adhesion promoter.
    Type: Grant
    Filed: November 17, 2014
    Date of Patent: June 8, 2021
    Assignee: MITSUBISHI POLYESTER FILM, INC
    Inventors: Zhongzhe Yuan, Daniel Jacober
  • Patent number: 11021603
    Abstract: A white polyester film with a specific weight of 0.6-1.2 has a three-layered structure containing two outer layers (A) having a combined thickness taking up 2% to 30% of an overall thickness of the film and a middle layer (B), and having air-bubble cells in both the outer layers (A) and the middle layer (B). The outer layers (A) are formed from a polyester resin and inorganic particles. The middle layer (B) is formed of a polyester resin, modified polypropylene resin having a heat distortion temperature above 120° C. and a melt flow index (MI) of 0.2-1 g/10 minutes (at 230° C., with a load of 2.16 kg) via crosslinking with 0.1-3 wt % of peroxide with respect to the weight of the polypropylene resin, and inorganic particles.
    Type: Grant
    Filed: January 3, 2019
    Date of Patent: June 1, 2021
    Assignee: NAN YA PLASTICS CORPORATION
    Inventors: Te-Chao Liao, Wen-Cheng Yang, Chun-Che Tsao, Chia-Yen Hsiao, Chih-Feng Wang
  • Patent number: 11021676
    Abstract: Wax compositions are provided with improved properties for various applications, such as coating of composite cellulosic materials, e.g., composite wood material, more specifically oriented strand board. As described herein, wax compositions include a kinematic viscosity measured at 100° C. of ?13.1 mm2/s; and a contact angle on glass of ?34.4°, which provide enhanced water proofing properties. The wax composition may have a flash point of greater than 450° F. Wax composition are provided with improved properties for candle jars. As described herein, candle jar wax compositions include 150N foots oil and 600N slack wax. The wax composition can include up to about 80% 150N foots oil.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: June 1, 2021
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Sarvesh K. Agrawal, Joseph P. Rud, Larry E. Hoch
  • Patent number: 11008438
    Abstract: A composite core material and methods for making same are disclosed herein. The composite core material comprises mineral filler discontinuous portions disposed in a continuous encapsulating resin. Further, the method for forming a composite core material comprises the steps of forming a mixture comprising mineral filler, an encapsulating prepolymer, and a polymerization catalyst; disposing the mixture onto a moving belt; and polymerizing said encapsulating prepolymer to form a composite core material comprising mineral filler discontinuous portions disposed in a continuous encapsulating resin.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: May 18, 2021
    Assignee: Composite Technologies International, LLC
    Inventor: Stephen Gleason, Sr.
  • Patent number: 10927273
    Abstract: The composition includes a polymeric resin having at least one ?,?-unsaturated ester group, a vinyl aromatic compound having at least one vinyl substituent on an aromatic ring, and an amino- or mercapto-substituted compound represented by formula (HD)1-4-R. Each D is independently —S— or —N(H)— and R is a monovalent alkyl, alkenyl, or polyalkyleneoxy or a multivalent alkylene, alkenylene, or polyalkyleneoxy, wherein the alkyl, alkenyl, alkylene, or alkenylene are each interrupted by at least two —O—, —N(H)—, —N(H)—C(O)—, —S—C(O)—, or —O—C(O)— groups or a combination thereof. A method of repairing a damaged surface using the composition is also described.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: February 23, 2021
    Assignee: 3M Innovative Properties Company
    Inventor: Ruijian Xu
  • Patent number: 10919273
    Abstract: A thermoplastic polymer advanceable by solid state polymerization is blended with at least one dissimilar thermoplastic polymer. The blend is solid state polymerized to provide a modified polymer alloy blend having at least one physical or chemical property different from that of the blend before solid state polymerization. The modified polymer alloy blend may be coextruded with a layer of thermoplastic extrusion polymer having a melt viscosity similar to that of the modified polymer alloy.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: February 16, 2021
    Inventor: Jeffrey Niederst
  • Patent number: 10920070
    Abstract: A composition includes specific amounts of a poly(alkylene terephthalate) and an epoxy compound having a weight average molecular weight of at least (500) daltons, and an epoxy equivalent weight of at least (400) grams per equivalent. The composition exhibits high melt flow, and articles molded from the composition exhibit reduced high-temperature outgassing compared to corresponding compounds without the epoxy compound. The composition is suitable for molding directly metallizable reflectors and bezels for automotive headlights.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: February 16, 2021
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Kayoko Onda, Kazuhiko Mitsui
  • Patent number: 10896987
    Abstract: The present invention is a sealing sheet for a back surface of a solar cell comprising only one polyester film, wherein the polyester film is composed of at least the layer A and the layer B, or the layer A, the layer B and the layer C described below, wherein the polyester film has a given whiteness and a given average reflectance of the polyester film, a given acid value of the polyester, a given thickness of the whole polyester film, a given thickness of the A layer and the B layer, and a given content of the inorganic fine particles in the whole polyester film. Layer A: a polyester resin layer in which the content of the inorganic fine particles is 10 to 35% by mass Layer B: a polyester resin layer in which the content of the inorganic fine particles is 0 to 8% by mass, which is the smallest among the contents of the inorganic fine particles in the layer A, the layer B and the layer C Layer C: a polyester resin layer in which the content of the inorganic fine particles is 0.4 to 10% by mass.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: January 19, 2021
    Assignee: TOYOBO CO., LTD.
    Inventors: Yoshitomo Ikehata, Akira Shimizu, Jun Inagaki, Shinji Sawasaki, Ken Jibiki
  • Patent number: 10857766
    Abstract: A degradable EVOH high-barrier composite film, characterized in that the materials of various layers in the composite film all obtain approximately-consistent biodegradability by introducing biomass, and the additive amount of the additive master batch in the materials of each layer is controlled within the range of 0.3-15% of the total mass of the materials of the corresponding layer; the hydrophilic activity of the hydrophilic groups in the additive master batch should be greater than or equal to that of the hydrophilic groups in the materials of each layer; by adding the additive master batch, the mole ratios of the hydrophilic groups to carbon atoms of the materials of various layers tend to be consistent, namely, the bioactivities tend to be consistent, so that the degradation rates of the materials of various layers in the composite film tend to be consistent.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: December 8, 2020
    Inventors: Jialiang Xia, Xuewen Gao, Yu Xia, Minyan Tang, Xiaoqin Yu
  • Patent number: 10854357
    Abstract: Provided is a coating material for forming a conductive release layer capable of forming a conductive release layer having high adhesion to a film base material, suppressing deterioration in conductivity over time in the air, and having a sufficient releasing property. The coating material for forming a conductive release layer of the present invention contains a conductive composite including a ?-conjugated conductive polymer and a polyanion, an epoxy compound having an epoxy group, a curable silicone, a polyester resin, and an organic solvent.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: December 1, 2020
    Assignee: SHIN-ETSU POLYMER CO., LTD.
    Inventors: Sou Matsubayashi, Kohei Kanto